factorize 3(3x-y)square - 27(x-2y) square
Answers
Answered by
0
step by step explanation :
=3(3x-y)sq.-27( x-2y)sq
= (9x-3y)sq.-(27x-54y) sq [multiply the - in the whole right term]
= 81xsq - 9ysq - 729 xsq + 2916 ysq
= (81xsq -729xsq )(-9ysq + 2916 ysq)
= (-648xsq)(2907 ysq)
= -648xsq + 2907ysq.
Similar questions